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 ###Instrução: Quantas vezes o rank (noite) 11 foi?
 ###Tabelas: CREATE TABLE composition_of_the_15th_seanad (composition_of_the_15th_seanad_id AUTO_INCREMENT PRIMARY KEY, Administrative Panel INT, Agricultural Panel INT, Cultural and Educational Panel INT, Industrial and Commercial Panel INT, Labour Panel INT, National University of Ireland INT, University of Dublin INT, Nominated by the Taoiseach INT, Total INT) CREATE TABLE u.s._nielsen_ratings (u.s._nielsen_ratings_id AUTO_INCREMENT PRIMARY KEY, # INT, Episode VARCHAR, Rating VARCHAR, Share INT, Rating/Share (18-49) VARCHAR, Viewers (millions) VARCHAR, Rank (timeslot) INT, Rank (night) INT, Rank (week) VARCHAR) CREATE TABLE station_repeaters (station_repeaters_id AUTO_INCREMENT PRIMARY KEY, Callsign VARCHAR, Network VARCHAR, City of License VARCHAR, D ERP VARCHAR, Owner / Operator VARCHAR) CREATE TABLE 7701–7800 (7701–7800_id AUTO_INCREMENT PRIMARY KEY, NGC number INT, Object type VARCHAR, Constellation VARCHAR, Right ascension ( J2000 ) VARCHAR, Declination ( J2000 ) VARCHAR, Apparent magnitude INT) CREATE TABLE points_table (points_table_id AUTO_INCREMENT PRIMARY KEY, Team VARCHAR, Played INT, Won INT, Lost INT, No-Result INT, Abandoned INT, Bonus Points INT, Total Points INT, Net Run Rate VARCHAR)  
SELECT COUNT Viewers (millions) FROM u.s._nielsen_ratings WHERE Rank (night) = 11